PPG paint coatings. PPG Coatings offers paint coatings based on two trademarks: Sigma Coatings and Ameron-MedSci.cn - 梅斯（MedSci）

PPG paint coatings. PPG Coatings offers paint coatings based on two trademarks: Sigma Coatings and Ameron

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OCHRONA PRZED KOROZJA, 2023; 66 (9): 301

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